{"id":"W4396693854","doi":"10.2196/52312","title":"Accuracy of the Apple Watch Series 4 and Fitbit Versa for Assessing Energy Expenditure and Heart Rate of Wheelchair Users During Treadmill Wheelchair Propulsion: Cross-sectional Study","year":2024,"lang":"en","type":"article","venue":"JMIR Formative Research","topic":"Spinal Cord Injury Research","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Faculty of Medicine and Health, University of Sydney; Helse Midt-Norge; Norges Teknisk-Naturvitenskapelige Universitet","keywords":"Wheelchair; Treadmill; Heart rate; Energy expenditure; Heart rate monitor; Physical therapy; Mathematics; Simulation; Psychology; Statistics; Medicine; Computer science; Blood pressure; Internal medicine","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002645084,0.000540027,0.0005259058,0.0009924879,0.0002810741,0.0007051303,0.0004877816,0.0007808644,0.0007899725],"category_scores_gemma":[0.007282108,0.0005365729,0.000689534,0.0007094202,0.000256881,0.0006905997,0.0005601015,0.0004013081,0.0004675034],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001973976,"about_ca_system_score_gemma":0.0001437164,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003368547,"about_ca_topic_score_gemma":0.005036496,"domain_scores_codex":[0.9978192,0.0007553776,0.0003249849,0.0004059896,0.000588357,0.0001061754],"domain_scores_gemma":[0.9947894,0.001635052,0.001756209,0.0005257177,0.001092871,0.000200779],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001764609,0.00007526256,0.997205,0.0000138606,0.0001162073,0.00001659002,0.0001359758,0.00004537409,0.000459005,0.000004921411,0.00003132564,0.001719985],"study_design_scores_gemma":[0.000005303267,0.0003312325,0.9988683,0.000005778947,0.00004671468,0.0001050925,0.0001156572,0.0003221632,0.000121466,0.000004361113,0.00006922812,0.00000474522],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9988847,0.0001598513,0.0004823121,0.000007937873,0.000005413066,0.00002721429,0.0001894359,0.000006382343,0.0002368717],"genre_scores_gemma":[0.9987676,0.00008672825,0.000570683,0.00001881119,0.000007390858,0.0000440233,0.0002992551,0.000005709099,0.0001997494],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003368547,"threshold_uncertainty_score":0.01398873,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0711336030886658,"score_gpt":0.4543611667538509,"score_spread":0.3832275636651851,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}